. >> i'm dan ashley. tonight san francisco police are investigating an allegation of sexual assault involving crabtree. police say the incident happened last sunday morning in a san francisco hotel. he has not been detained or arrested. crabtree is said to be cooperating with police. he joined the team on the trip to atlanta for sunday's nfc championship game, and that's where abc7 news sports reporter mike shumann is live tonight. shu, what bad timing for this bombshell. >> well, dan, there is never good timing for a situation like this. the 49ers arrived 11:15 eastern standard time at the ritz carlton in downtown atlanta. crabtree was on the first bus. he was in the second row. he stood up and then sat back down as about 10 or 15 other players and 49er personnel got off the bus almost trying to distract us. they were trying to make it tough for us to shoot anybody getting off the bus. and then michael walked off the bus. you can see he was escorted by a personnel security man in the red baseball cap. he